28623500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 69189120

約数和(自身を除く): 40565620

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 125, 131, 190, 230, 250, 262, 380, 437, 460, 475, 500, 524, 575, 655, 874, 950, 1150, 1310, 1748, 1900, 2185, 2300, 2375, 2489, 2620, 2875, 3013, 3275, 4370, 4750, 4978, 5750, 6026, 6550, 8740, 9500, 9956, 10925, 11500, 12052, 12445, 13100, 15065, 16375, 21850, 24890, 30130, 32750, 43700, 49780, 54625, 57247, 60260, 62225, 65500, 75325, 109250, 114494, 124450, 150650, 218500, 228988, 248900, 286235, 301300, 311125, 376625, 572470, 622250, 753250, 1144940, 1244500, 1431175, 1506500, 2862350, 5724700, 7155875, 14311750, 28623500]

約数ペア:

[(1, 28623500), (2, 14311750), (4, 7155875), (5, 5724700), (10, 2862350), (19, 1506500), (20, 1431175), (23, 1244500), (25, 1144940), (38, 753250), (46, 622250), (50, 572470), (76, 376625), (92, 311125), (95, 301300), (100, 286235), (115, 248900), (125, 228988), (131, 218500), (190, 150650), (230, 124450), (250, 114494), (262, 109250), (380, 75325), (437, 65500), (460, 62225), (475, 60260), (500, 57247), (524, 54625), (575, 49780), (655, 43700), (874, 32750), (950, 30130), (1150, 24890), (1310, 21850), (1748, 16375), (1900, 15065), (2185, 13100), (2300, 12445), (2375, 12052), (2489, 11500), (2620, 10925), (2875, 9956), (3013, 9500), (3275, 8740), (4370, 6550), (4750, 6026), (4978, 5750)]